<template>
  <div class="app-container">
    <el-form :model="queryParams" ref="queryForm" size="small" :inline="true" v-show="showSearch" label-width="68px">
      <el-form-item label="父级ID (0:楼宇, 非0:楼层)" prop="parentId">
        <el-input
          v-model="queryParams.parentId"
          placeholder="请输入父级ID (0:楼宇, 非0:楼层)"
          clearable
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item label="编码" prop="buildingCode">
        <el-input
          v-model="queryParams.buildingCode"
          placeholder="请输入编码"
          clearable
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item label="名称" prop="buildingName">
        <el-input
          v-model="queryParams.buildingName"
          placeholder="请输入名称"
          clearable
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item label="楼层号(仅楼层有值)" prop="floorNumber">
        <el-input
          v-model="queryParams.floorNumber"
          placeholder="请输入楼层号(仅楼层有值)"
          clearable
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item label="显示顺序" prop="orderNum">
        <el-input
          v-model="queryParams.orderNum"
          placeholder="请输入显示顺序"
          clearable
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item>
	    <el-button type="primary" icon="el-icon-search" size="mini" @click="handleQuery">搜索</el-button>
        <el-button icon="el-icon-refresh" size="mini" @click="resetQuery">重置</el-button>
      </el-form-item>
    </el-form>

    <el-row :gutter="10" class="mb8">
      <el-col :span="1.5">
        <el-button
          type="primary"
          plain
          icon="el-icon-plus"
          size="mini"
          @click="handleAdd"
          v-hasPermi="['school:building:add']"
        >新增</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="info"
          plain
          icon="el-icon-sort"
          size="mini"
          @click="toggleExpandAll"
        >展开/折叠</el-button>
      </el-col>
      <right-toolbar :showSearch.sync="showSearch" @queryTable="getList"></right-toolbar>
    </el-row>

    <el-table
      v-if="refreshTable"
      v-loading="loading"
      :data="buildingList"
      row-key="id"
      :default-expand-all="isExpandAll"
      :tree-props="{children: 'children', hasChildren: 'hasChildren'}"
    >
      <el-table-column label="父级ID (0:楼宇, 非0:楼层)" prop="parentId" />
      <el-table-column label="编码" align="center" prop="buildingCode" />
      <el-table-column label="名称" align="center" prop="buildingName" />
      <el-table-column label="类型(BUILDING:楼宇, FLOOR:楼层)" align="center" prop="buildingType" />
      <el-table-column label="楼层号(仅楼层有值)" align="center" prop="floorNumber" />
      <el-table-column label="显示顺序" align="center" prop="orderNum" />
      <el-table-column label="状态(0正常 1停用)" align="center" prop="status" />
      <el-table-column label="备注" align="center" prop="remark" />
      <el-table-column label="操作" align="center" class-name="small-padding fixed-width">
        <template slot-scope="scope">
          <el-button
            size="mini"
            type="text"
            icon="el-icon-edit"
            @click="handleUpdate(scope.row)"
            v-hasPermi="['school:building:edit']"
          >修改</el-button>
          <el-button
            size="mini"
            type="text"
            icon="el-icon-plus"
            @click="handleAdd(scope.row)"
            v-hasPermi="['school:building:add']"
          >新增</el-button>
          <el-button
            size="mini"
            type="text"
            icon="el-icon-delete"
            @click="handleDelete(scope.row)"
            v-hasPermi="['school:building:remove']"
          >删除</el-button>
        </template>
      </el-table-column>
    </el-table>

    <!-- 添加或修改楼宇管理对话框 -->
    <el-dialog :title="title" :visible.sync="open" width="500px" append-to-body>
      <el-form ref="form" :model="form" :rules="rules" label-width="80px">
        <el-form-item label="父级ID (0:楼宇, 非0:楼层)" prop="parentId">
          <treeselect v-model="form.parentId" :options="buildingOptions" :normalizer="normalizer" placeholder="请选择父级ID (0:楼宇, 非0:楼层)" />
        </el-form-item>
        <el-form-item label="编码" prop="buildingCode">
          <el-input v-model="form.buildingCode" placeholder="请输入编码" />
        </el-form-item>
        <el-form-item label="名称" prop="buildingName">
          <el-input v-model="form.buildingName" placeholder="请输入名称" />
        </el-form-item>
        <el-form-item label="楼层号(仅楼层有值)" prop="floorNumber">
          <el-input v-model="form.floorNumber" placeholder="请输入楼层号(仅楼层有值)" />
        </el-form-item>
        <el-form-item label="显示顺序" prop="orderNum">
          <el-input v-model="form.orderNum" placeholder="请输入显示顺序" />
        </el-form-item>
        <el-form-item label="备注" prop="remark">
          <el-input v-model="form.remark" type="textarea" placeholder="请输入内容" />
        </el-form-item>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button type="primary" @click="submitForm">确 定</el-button>
        <el-button @click="cancel">取 消</el-button>
      </div>
    </el-dialog>
  </div>
</template>

<script>
import { listBuilding, getBuilding, delBuilding, addBuilding, updateBuilding } from "@/api/school/building"
import Treeselect from "@riophae/vue-treeselect"
import "@riophae/vue-treeselect/dist/vue-treeselect.css"

export default {
  name: "Building",
  components: {
    Treeselect
  },
  data() {
    return {
      // 遮罩层
      loading: true,
      // 显示搜索条件
      showSearch: true,
      // 楼宇管理表格数据
      buildingList: [],
      // 楼宇管理树选项
      buildingOptions: [],
      // 弹出层标题
      title: "",
      // 是否显示弹出层
      open: false,
      // 是否展开，默认全部展开
      isExpandAll: true,
      // 重新渲染表格状态
      refreshTable: true,
      // 查询参数
      queryParams: {
        parentId: null,
        buildingCode: null,
        buildingName: null,
        buildingType: null,
        floorNumber: null,
        orderNum: null,
        status: null,
      },
      // 表单参数
      form: {},
      // 表单校验
      rules: {
        buildingCode: [
          { required: true, message: "编码不能为空", trigger: "blur" }
        ],
        buildingName: [
          { required: true, message: "名称不能为空", trigger: "blur" }
        ],
      }
    }
  },
  created() {
    this.getList()
  },
  methods: {
    /** 查询楼宇管理列表 */
    getList() {
      this.loading = true
      listBuilding(this.queryParams).then(response => {
        this.buildingList = this.handleTree(response.data, "id", "parentId")
        this.loading = false
      })
    },
    /** 转换楼宇管理数据结构 */
    normalizer(node) {
      if (node.children && !node.children.length) {
        delete node.children
      }
      return {
        id: node.id,
        label: node.buildingName,
        children: node.children
      }
    },
	/** 查询楼宇管理下拉树结构 */
    getTreeselect() {
      listBuilding().then(response => {
        this.buildingOptions = []
        const data = { id: 0, buildingName: '顶级节点', children: [] }
        data.children = this.handleTree(response.data, "id", "parentId")
        this.buildingOptions.push(data)
      })
    },
    // 取消按钮
    cancel() {
      this.open = false
      this.reset()
    },
    // 表单重置
    reset() {
      this.form = {
        id: null,
        parentId: null,
        buildingCode: null,
        buildingName: null,
        buildingType: null,
        floorNumber: null,
        orderNum: null,
        status: null,
        createBy: null,
        createTime: null,
        updateBy: null,
        updateTime: null,
        remark: null
      }
      this.resetForm("form")
    },
    /** 搜索按钮操作 */
    handleQuery() {
      this.getList()
    },
    /** 重置按钮操作 */
    resetQuery() {
      this.resetForm("queryForm")
      this.handleQuery()
    },
    /** 新增按钮操作 */
    handleAdd(row) {
      this.reset()
      this.getTreeselect()
      if (row != null && row.id) {
        this.form.parentId = row.id
      } else {
        this.form.parentId = 0
      }
      this.open = true
      this.title = "添加楼宇管理"
    },
    /** 展开/折叠操作 */
    toggleExpandAll() {
      this.refreshTable = false
      this.isExpandAll = !this.isExpandAll
      this.$nextTick(() => {
        this.refreshTable = true
      })
    },
    /** 修改按钮操作 */
    handleUpdate(row) {
      this.reset()
      this.getTreeselect()
      if (row != null) {
        this.form.parentId = row.parentId
      }
      getBuilding(row.id).then(response => {
        this.form = response.data
        this.open = true
        this.title = "修改楼宇管理"
      })
    },
    /** 提交按钮 */
    submitForm() {
      this.$refs["form"].validate(valid => {
        if (valid) {
          if (this.form.id != null) {
            updateBuilding(this.form).then(response => {
              this.$modal.msgSuccess("修改成功")
              this.open = false
              this.getList()
            })
          } else {
            addBuilding(this.form).then(response => {
              this.$modal.msgSuccess("新增成功")
              this.open = false
              this.getList()
            })
          }
        }
      })
    },
    /** 删除按钮操作 */
    handleDelete(row) {
      this.$modal.confirm('是否确认删除楼宇管理编号为"' + row.id + '"的数据项？').then(function() {
        return delBuilding(row.id)
      }).then(() => {
        this.getList()
        this.$modal.msgSuccess("删除成功")
      }).catch(() => {})
    }
  }
}
</script>
